./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3512998156 <...> Warning: Permanently added '10.128.0.92' (ED25519) to the list of known hosts. execve("./syz-executor3512998156", ["./syz-executor3512998156"], 0x7ffc6af65300 /* 10 vars */) = 0 brk(NULL) = 0x55558f759000 brk(0x55558f759d00) = 0x55558f759d00 arch_prctl(ARCH_SET_FS, 0x55558f759380) = 0 set_tid_address(0x55558f759650) = 5056 set_robust_list(0x55558f759660, 24) = 0 rseq(0x55558f759ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3512998156", 4096) = 28 getrandom("\x2b\x5d\x09\x32\x27\x9f\x4a\x5b", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558f759d00 brk(0x55558f77ad00) = 0x55558f77ad00 brk(0x55558f77b000) = 0x55558f77b000 mprotect(0x7fb2345a9000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 mkdir("/syzcgroup", 0777) = 0 mkdir("/syzcgroup/unified", 0777) = 0 mount("none", "/syzcgroup/unified", "cgroup2", 0, NULL) = 0 chmod("/syzcgroup/unified", 0777) = 0 openat(AT_FDCWD, "/syzcgroup/unified/cgroup.subtree_control", O_WRONLY) = 3 write(3, "+cpu", 4) = 4 write(3, "+io", 3) = 3 write(3, "+pids", 5) = 5 close(3) = 0 mkdir("/syzcgroup/net", 0777) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "net") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "devices") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "blkio") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "freezer") = 0 umount2("/syzcgroup/net", 0) = 0 [ 60.657099][ T5056] cgroup: Unknown subsys name 'net' mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = 0 chmod("/syzcgroup/net", 0777) = 0 mkdir("/syzcgroup/cpu", 0777) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "hugetlb") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "rlimit") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/cpu", "cgroup", 0, "memory") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb,memory") = ? ERESTARTNOINTR (To be restarted) [ 60.840823][ T5056] cgroup: Unknown subsys name 'rlimit' mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb,memory") = 0 chmod("/syzcgroup/cpu", 0777) = 0 openat(AT_FDCWD, "/syzcgroup/cpu/cgroup.clone_children", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/syzcgroup/cpu/cpuset.memory_pressure_enabled", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 mkdir("./syzkaller.ZkyKkz", 0700) = 0 chmod("./syzkaller.ZkyKkz", 0777) = 0 chdir("./syzkaller.ZkyKkz") = 0 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5057 attached , child_tidptr=0x55558f759650) = 5057 [pid 5057] set_robust_list(0x55558f759660, 24) = 0 [pid 5057] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5057] setsid() = 1 [pid 5057] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 3 [pid 5057] dup2(3, 201) = 201 [pid 5057] close(3) = 0 [pid 5057] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5057] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5057] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5057] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5057] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5057] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5057] unshare(CLONE_NEWNS) = 0 [pid 5057] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5057] unshare(CLONE_NEWIPC) = 0 [pid 5057] unshare(CLONE_NEWCGROUP) = 0 [pid 5057] unshare(CLONE_NEWUTS) = 0 [pid 5057] unshare(CLONE_SYSVSEM) = 0 [pid 5057] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5057] write(3, "16777216", 8) = 8 [pid 5057] close(3) = 0 [pid 5057] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5057] write(3, "536870912", 9) = 9 [pid 5057] close(3) = 0 [pid 5057] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5057] write(3, "1024", 4) = 4 [pid 5057] close(3) = 0 [pid 5057] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5057] write(3, "8192", 4) = 4 [pid 5057] close(3) = 0 [pid 5057] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5057] write(3, "1024", 4) = 4 [pid 5057] close(3) = 0 [pid 5057] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5057] write(3, "1024", 4) = 4 [pid 5057] close(3) = 0 [pid 5057] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5057] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5057] close(3) = 0 [pid 5057] getpid() = 1 [pid 5057] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 7f 00 c9 c3 cc cc cc cc cc cc 40 03 00 00 cc cc cc cc cc cc cc [ 61.501401][ T5060] RSP: 0018:ffffc90003b07b30 EFLAGS: 00010246 [ 61.507504][ T5060] RAX: 0000000000000000 RBX: ffffc90000ace048 RCX: ffff88802aa89e00 [ 61.515579][ T5060] RDX: 0000000000000000 RSI: ffffc90000ace048 RDI: 0000001000000112 [ 61.523538][ T5060] RBP: ffffc90003b07b30 R08: ffffffff81bf633c R09: 1ffffffff2595ca0 [ 61.531502][ T5060] R10: dffffc0000000000 R11: ffffffffa000095c R12: ffffc90000ace030 [ 61.539468][ T5060] R13: ffff88802ac3ae28 R14: dffffc0000000000 R15: ffff88802ac3ae28 [ 61.547429][ T5060] FS: 000055558f759380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 61.556442][ T5060] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.563022][ T5060] CR2: 0000001000000112 CR3: 0000000077cfa000 CR4: 00000000003506f0 [ 61.570996][ T5060] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.579045][ T5060] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.587185][ T5060] Call Trace: [ 61.590543][ T5060] [ 61.593475][ T5060] ? __die_body+0x88/0xe0 [ 61.597815][ T5060] ? page_fault_oops+0x817/0xb30 [ 61.602742][ T5060] ? mark_lock+0x9a/0x350 [ 61.607096][ T5060] ? __pfx_page_fault_oops+0x10/0x10 [ 61.612483][ T5060] ? rcu_is_watching+0x15/0xb0 [ 61.617325][ T5060] ? exc_page_fault+0x5e2/0x890 [ 61.622186][ T5060] ? asm_exc_page_fault+0x26/0x30 [ 61.627284][ T5060] ? 0xffffffffa000095c [ 61.631453][ T5060] ? __cgroup_bpf_run_filter_setsockopt+0x5bc/0x1040 [ 61.638143][ T5060] ? bpf_prog_a8e24a805b35c61b+0x19/0x1e [ 61.643889][ T5060] __cgroup_bpf_run_filter_setsockopt+0x6fa/0x1040 [ 61.650403][ T5060] ? __cgroup_bpf_run_filter_setsockopt+0x4c9/0x1040 [ 61.657076][ T5060] ? __pfx___cgroup_bpf_run_filter_setsockopt+0x10/0x10 [ 61.664181][ T5060] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 61.670149][ T5060] ? bpf_lsm_socket_setsockopt+0x9/0x10 [ 61.675690][ T5060] do_sock_setsockopt+0x6b4/0x720 [ 61.680722][ T5060] ? __pfx_do_sock_setsockopt+0x10/0x10 [ 61.686267][ T5060] ? _raw_spin_unlock_irq+0x2e/0x50 [ 61.691458][ T5060] ? ptrace_notify+0x279/0x380 [ 61.696216][ T5060] ? __pfx_ptrace_notify+0x10/0x10 [ 61.701410][ T5060] __sys_setsockopt+0x1ae/0x250 [ 61.706356][ T5060] __x64_sys_setsockopt+0xb5/0xd0 [ 61.711478][ T5060] do_syscall_64+0xfb/0x240 [ 61.715983][ T5060] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 61.721896][ T5060] RIP: 0033:0x7fb234535cc9 [ 61.726304][ T5060] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 91 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 61.746005][ T5060] RSP: 002b:00007ffd33db0138 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 61.754501][ T5060] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb234535cc9 [ 61.762549][ T5060] RDX: 0000000000000010 RSI: 0000000000000112 RDI: 0000000000000007 [ 61.770596][ T5060] RBP: 0000000000000006 R08: 0000000000000000 R09: 0000000000000000 [ 61.778644][ T5060] R10: 0000000000000000 R11: 0000000000000246 R12: 000055558f759338 [ 61.786876][ T5060] R13: 0000000000000010 R14: 0000000000000000 R15: 0000000000000000 [ 61.795035][ T5060] [ 61.798054][ T5060] Modules linked in: [ 61.801976][ T5060] CR2: 0000001000000112 [ 61.806215][ T5060] ---[ end trace 0000000000000000 ]--- [ 61.812031][ T5060] RIP: 0010:bpf_prog_a8e24a805b35c61b+0x19/0x1e [ 61.818340][ T5060] Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc f3 0f 1e fa 0f 1f 44 00 00 66 90 55 48 89 e5 f3 0f 1e fa 31 c0 48 8b 7f 18 <8b> 7f 00 c9 c3 cc cc cc cc cc cc 40 03 00 00 cc cc cc cc cc cc cc [ 61.838457][ T5060] RSP: 0018:ffffc90003b07b30 EFLAGS: 00010246 [ 61.844604][ T5060] RAX: 0000000000000000 RBX: ffffc90000ace048 RCX: ffff88802aa89e00 [ 61.852740][ T5060] RDX: 0000000000000000 RSI: ffffc90000ace048 RDI: 0000001000000112 [ 61.860884][ T5060] RBP: ffffc90003b07b30 R08: ffffffff81bf633c R09: 1ffffffff2595ca0 [ 61.869065][ T5060] R10: dffffc0000000000 R11: ffffffffa000095c R12: ffffc90000ace030 [ 61.877741][ T5060] R13: ffff88802ac3ae28 R14: dffffc0000000000 R15: ffff88802ac3ae28 [ 61.885723][ T5060] FS: 000055558f759380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 61.894736][ T5060] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.901740][ T5060] CR2: 0000001000000112 CR3: 0000000077cfa000 CR4: 00000000003506f0 [ 61.909702][ T5060] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.917837][ T5060] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.925913][ T5060] Kernel panic - not syncing: Fatal exception [ 61.932624][ T5060] Kernel Offset: disabled [ 61.936942][ T5060] Rebooting in 86400 seconds..